Canon 70D is a pure DSLR camera from Canon with recently announced 20.2MP APS-C Dual Pixel CMOS AF that provides active Hybrid AF system during still shooting via live view or through optical viewfinder on the other hand the Sony A77 II is a SLT technology based camera that also also features HYBRID AF but due to fixed mirror technology inside the camera looses 20-30% if the incoming light to the sensor (20-30% light goes to AF sensor of the camera below the image sensor)
Canon EOS 70D vs. Sony a77II Specification Comparison Table.
Megapixel: The Sony a77II features more resolution compared to Canon EOS 70D, more resolution gives you ability to recompose your images and also to grab out high-quality print-outs.
Bigger Sensor Size: Sony a77II have bit bigger sensor size compared to Canon EOS 70D, that will not create any noticeable difference practically or theoretically.
Image stabilization: Sony a77II features in body sensor Built-In system on the other hand no IS available in Canon EOS 70D (but yes we do have Image Stabilization in Canon Lenses).
More AF Points: Sony a77II Fast Hybrid AF system uses a total of 79 Phase Detection points, 15 cross-type, but of we look at Canon EOS 70D it is limited to 19 only, but all 19 AF point
Better low light performance – The Sony a77II have more ISO range compared to Canon EOS 70D, The Standard ISO range of Sony A77 is 100-25600, the expandable ISO range is 50-51200, on the other hand Canon EOS 70D standard ISO range is 100-12800 and expandable ISO range is 100-25600.
Top Continuous shooting speed: Sony a77II features fast shooting speed (12fps vs. 7fps) compared to Canon EOS 70D.
Canon EOS 70D Video Mode: Canon EOS 70D features full HD video recording @ 30 and 25 fps frame rate. HD video recording @ 30 fps and 25 fps.
Supported formats Video is recorded using the high quality H.264/MPEG-4 AVC codec additionally; Dual Pixel CMOS AF is fully supported by over 100 current and former EF and EF-S lenses to offer a wide spectrum of compatibility for both still and video applications.
Sony A77 Video Mode: Sony a77II features full HD video recording @ 60 and 34 fps frame rate.
Supported formats Sony a77II Full HD videos are recorded using the high-quality AVCHD codec, supported in the Internet-friendly MP4 format.
Canon EOS 70D features 3″ Rear Touch screen Swivel LCD (1,040,000) (screen dots) on the other hand Sony a77II have fixed 3″ Rear Screen Swivel LCD (1,228,800), so we get more flexibility while composing our shot with Canon EOS 70D.
Viewfinder: Canon EOS 70D features Pentamirror viewfinder on the other hand Sony a77II have EVF 100%,
Wireless: The A77 II have advance connectivity option over 70D (WiFi+NFC available in A77 II)
Battery Life (CIPA): Canon EOS 70D battery rating is 920 shots and other hand Sony a77II battery rating is 480 shots. According to CIPA.
Dimensions: Canon EOS 70D is smaller than Sony a77II.
Weight: Sony a77II lighter than Canon EOS 70D.
High ISO Test Between Canon EOS 70D vs. Sony a77II
Verdict: Based on image comparison and specification comparison, we recommend you to buy Canon 70D DSLR, however if you are a sports shooter and need a camera 7 with advance AF system and blazing fast continuous shooting speed we recommend you to go with Sony A 77II.
Buy Canon 70D from Amazon || Buy Sony A77 II from Amazon